@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/NEMA0006329>
  skos:prefLabel "رزین‌های اولفینی"@fa, "olefin resins"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0006326> .

<http://www.irandoc.acir/onto/irandoc/NEMA0006326>
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0006329> ;
  skos:prefLabel "پلی‌ایزوبوتیلن"@fa, "polyisobutylene"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .